在理论上,无阻尼时将引起无尽的谐振响应.Theoretically the absence of damping results in an infinite response at resonance.燃烧室内的固体颗粒可能引起强烈的阻尼效应.Strong damping effects are possible because of solid particles in the chamber.阻尼网的阻力损耗在几乎所有的装置中都是...
Too bad he used his intelligence for criminal purposes.他把聪明都用在了犯罪上，太可惜了。For all practical purposes the treaty has already ceased to exist.实际上协议已经不复存在。They emphasised that their equipment was for peaceful and not military...
大地的奥妙在于它既生长万物,亦埋葬万物.The paradox of earth is that it cradles life and then entombs life.他们依靠大地的天然果实来维持自身的生存.They sustained themselves with the spontaneous fruits of the earth.覆盖大地的那种最苍郁的灌木,显得清清楚楚.The earth with the darkes...
white phosphorus白磷, 黄磷Phosphorus and its compounds are non renewable and non replaceable limited resources.磷是一种不可更新、难以替代的有限自然资源.Phosphorus is essential to plant growth.植物生长需要磷.red phosphorus红磷, 赤磷White or Yellow phosphor...